$.10 a foot, fwd & rtn, if you sub under the prime, price sucks nowadays! Build your own books, re-reference and keep going if you have bad cable at the amp where you can't get a passing spec. If they want you to fix it and/or troubleshoot then it turns into T&M. Figure your cost for that. Captain coax has the right answer, too many variables.
This is CABL.com posting #189349. Tiny Link: cabl.co/mXqb